WES3 range extender system is a new power system product developed by Weichai New Energy, composing of engine, torsion damper, alternator and its controller as key components.

Technical parameters
Product Parameters 
Engine
Model
WP3Q130E50
Rated power kW(r/min)
96(3000)
Maximum torque 
N.m(r/min)
350(1600)
Emission standards
China Ⅴ
displacement(L)
2.97
Model Ra428(Optional)
Rated power
kW(r/min)
120(3200)
Maximum torque
N.m(r/min)
420(1600)
Emission standards
China Ⅴ
displacement(L)
2.776
ISG motor
Model
WEM85-01
Motor type
Permanent magnet synchronous
Highest speed
(r/min)
6000
Rated power(kW)
85
Peak power(kW)
125
Rated torque(N.m)
325
Peak torque(N.m)
600
ISG motor controller
Model
WEC85-01
Rated capacity
(kVA)
92
Maximum capacity
(kVA)
136
Rated input voltage
(Vdc)
576
Continuous operating current
(A)
220
IP grade
IP67
High efficiency area of motor system
≥80%
Application
  • light truck, CRRC and 8-10m bus.